TY  - RPRT
TI  - Information retrieval system.
AU  - B J Masterson
AU  - T E Snyder
PY  - 1977
DO  - 10.1016/0090-8258(77)90029-4
UR  - https://pubmed.ncbi.nlm.nih.gov/903017/
ID  - 903017
ER  -